NORTH AMERICAN CONCHOLOGY. 



265 



[Arcbiv f. Nat.] 



Vol. Page. 



1840. 



209 

 209 

 211 

 211 

 214 

 215 

 21 G 

 216 



Name. 



Natica borealis Gray. 



suturalis Gray. 

 Buccinum glaciale Lam. 



tenue Gray. 

 Patella argentata Sowb. 

 Cardita crassa Sowb. 

 Cytherea biradiata Sowb. 

 Venus neglecta Sowb. 



Locality. 



North Sea. 

 North America. 

 Icy Cape. 

 Icy Cape. 

 Mazatlan. 

 Acapulco. 

 Mazatlan. 

 C. of America. 



278 Area trapezia Desk. 



279 Cytherea aequilatera Desk. 



280 Petricola cylindracea Dtsh. 

 280 Pholas Janellii Desk. 



1S42. 



381, 382 Limacina arctica. 

 382 balea Moll. 



385 Helix Griesbreghtii Nyst. 



387 Pupa decollata Nyst. 



388 Auricula Jaumei Mittre. 

 394 Natica Recluziana Desk. 

 394 Turbo digitatus Desk. 



404 Cardium Californiense Desk. 



404 Tellina Mexicana Pait. 



1843. 



124 Helix Tennesseensis Lea. 



124 Mobiliana Lea. 



124 minutissima Lea. 



124 Carocolla Cumberlandiana Lea. 



124 Edgariana Lea. 



126 Pupa Hoppii MiJll. 



127 Cyclostoma Ciiicinnatiensis Lea. 



128 Carychium exile //. C. Lea. 



129 Planorbis regularis Lea. 

 129 Buchanensis Lea. 

 129 bellus L<a. 



129 Valvata bicarinata L.ea. 



130 Paludina seminalis Hinds. 

 130 regularis Lia. 



130 Troostiana Lea. 



130 lo tenebrosa f.en. 



133 Actason parvus T^ea. 



For habitat vide Lea. 



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Greenland. 



Philadelphia. 



